3907.91.50.00
Other
Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters, in primary forms: Other polyesters: Unsaturated
Duty rates
Column 1 (General / MFN)
6.5%
Column 2 (Non-NTR)
15.4¢/kg + 45%
Column 1 (Special / FTA)
Free
Eligible
The rates above are statutory column rates. Trade remedies in Chapter 99 (Section 301, 232, IEEPA, reciprocal) and FTA preferences can change the duty owed on a given entry — see below.
Trade measures (Chapter 99)
9903.03.01
The duty provided in the applicable subheading + 10%
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.02
The duty provided in the applicable subheading
Articles the product of any country that (1) were loaded onto a vessel at the port of loading and in transit on the final mode of transit prior to entry into the United States, before 12:01 a.m. eastern standard time on February 24, 2026; and (2) are entered for consumption, or withdrawn from warehouse for consumption, before 12:01 a.m. eastern standard time on February 28, 2026
Effective from February 24, 2026 through July 24, 2026
9903.03.03
The duty provided in the applicable subheading
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.04
The duty provided in the applicable subheading
Articles the product of any country, as provided for in subdivision (aa)(iii) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.05
The duty provided in the applicable subheading
Articles of civil aircraft (all aircraft other than military aircraft); their engines, parts and components; their other parts, components and subassemblies; and ground flight simulators and their parts and components of any country, provided for in subdivision (aa)(iv) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.06
The duty provided in the applicable subheading
Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Effective from February 24, 2026 through July 24, 2026
9903.03.07
The duty provided in the applicable subheading
Articles the product of Canada, as provided for in subdivision (aa)(vi) of U.S. note 2 to this subchapter
Applies to origin: CA
Effective from February 24, 2026 through July 24, 2026
9903.03.08
The duty provided in the applicable subheading
Articles the product of Mexico, as provided for in subdivision (aa)(vii) of U.S. note 2 to this subchapter
Applies to origin: MX
Effective from February 24, 2026 through July 24, 2026
9903.03.09
The duty provided in the applicable subheading
Articles of textiles or apparel the product of Costa Rica, the Dominican Republic, El Salvador, Guatemala, Honduras or Nicaragua, as provided for in subdivision (aa)(viii) of U.S. note 2 to this subchapter
Applies to origin: CR, SV, GT, HN, NI, DO
Effective from February 24, 2026 through July 24, 2026
9903.03.10
The duty provided in the applicable subheading
Articles that are donations, by persons subject to the jurisdiction of the United States, such as food, clothing and medicine, intended to be used to relieve human suffering
Effective from February 24, 2026 through July 24, 2026
9903.03.11
The duty provided in the applicable subheading
Articles that are informational materials, including but not limited to publications, films, posters, phonograph records, photographs, microfilms, microfiche, tapes, compact disks, CD ROMs, artworks and news wire feeds
Applies to origin: IL
Effective from February 24, 2026 through July 24, 2026
9903.88.02
LIST_1
The duty provided in the applicable subheading + 25%
Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
Applies to origin: CN
Effective from August 23, 2018
Related CBP rulings
Affirmation of NY N316581; Tariff classification of APL-2, Pegcetacoplan (CAS # 2019171-69-6)
Affirmation of NY N316581; Tariff classification of APL-2, Pegcetacoplan (CAS # 2019171-69-6)
The tariff classification and country of origin of a polybutylene succinate (PBS)-starch composite
The tariff classification and country of origin of a polybutylene succinate (PBS)-starch composite
The eligibility of the United States-Mexico-Canada Agreement (USMCA) of LUPOY HR5007A from Canada
The eligibility of the United States-Mexico-Canada Agreement (USMCA) of LUPOY HR5007A from Canada
The tariff classification of Miramer AS2010, Miramer AS4004 and Miramer PE250 from South Korea
, Ltd. Miramer AS2010 (CAS No. 67906-98-3) is a polyester acrylate copolymer. It is used in the manufacture of coatings and inks. Miramer AS4004 (CAS No. 2133807-72-2) is a polyether acrylate copolymer. It is used in the manufacture of coat
The tariff classification of polyethylene glycol CAS# 25322-68-3 from India
The product under consideration is Polyethylene Glycol (PEG) 3550 CAS# 25322-68-3. The product is a white granular powder and will be imported in bulk. It is noted to be pharmaceutical grade and is intended for sale to pharmaceutical manufa
The country of origin and eligibility of the United States-Mexico-Canada Agreement (USMCA) of Sika ViscoCrete®-2100.
The country of origin and eligibility of the United States-Mexico-Canada Agreement (USMCA) of Sika ViscoCrete®-2100.
The tariff classification and country of origin of polybutylene adipate terephthalate (PBAT) compound
The tariff classification and country of origin of polybutylene adipate terephthalate (PBAT) compound
The tariff classification of polybutylene succinate (CAS# 25777-14-4) from China
The product under consideration is polybutylene succinate (PBS) or poly(1,4-butane diol succinate), (CAS# 25777-14-4). It is a saturated biodegradable polyester. It can be used for extrusion coating, blown film extruders, and injection mold
The tariff classification of polyethylene terephthalate bottle flake from Thailand
The product under consideration is described polyethylene terephthalate (PET) bottle flake recovered from post-consumer PET drink bottles. You indicate that the viscosity of the PET bottle flake is generally considered to be a range of 0.70
The tariff classification of polyethylene terephthalate glycol (PETG) resin CAS # 25038-91-9 from China
The product under consideration is polyethylene terephthalate glycol (PETG) resin, CAS # 25038-91-9. The resin is said to have an intrinsic viscosity ranging from 0.75-0.80 deciliters per gram. After importation the product will be used to
Modification of NY N111878; Polyetheretherketone Powder
Untempered polyetheretherketone powder (“PEEK”), CAS number 27380-27-4, classifiable under subheading 3907.20, Harmonized Tariff Schedule of the United States (HTSUS) and in the form of a fine powder is imported from the United Kingdom into
The tariff classification of Trimethylpropane Poly(oxypropylene) triamine (CAS #39423-51-3) from China
The information was submitted to our laboratory for analysis. AMT-403 is trimethylpropane poly(oxypropylene) triamine (CAS #39423-51-3). Laboratory analysis revealed that this product is a polyether prepolymer. The product is mainly used as
Other codes in heading 3907
Duty by origin country
The rate above is the statutory base. Total landed duty depends on origin — see the calculated rate for 3907.91.50.00 from each major US trading partner.
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